Fluorescence et processus de transfert dans K2GdF5 : Tb3+ ou Eu3+ R Mahiou, A Aamili, D Zambon and JC Cousseins J. Chim. Phys., 87 (1990) 1803-1819 Published online: 29 May 2017 DOI: 10.1051/jcp/1990871803